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VMware Pools & vMotion &DRS (Resource Pools (Attributes (Shares…
VMware Pools & vMotion &DRS
Resource Pools
Dynamic of flexible method to control resources for VM of group of VMs
CPU & Memory
For host of group of hosts
Attributes
Shares
relative amount of a resource
Reservations
minimum amount guaranteed
Limits
maximum amount given
vMotion
Migration of VMs from host to host
Types
Cold migration
when storage not shared between ESXi
Hot migration
possible when storage not shared since 5.1 (DAS)
Requirements
compatibility
identical vSwitch port group labels
no cpu affinity
no CD/DVD
DRS
VMs placement and LB within a cluster
Levels
Manual
Partially automatic
control VMs initial placement at power-up
Fully automated
controls placement & migration
Affinity
Affinity
(VMs kept on a host)
Anti-affinity
(separated)
Host affinity
Enforce Resource Pools policies
Storage DRS (SDRS)
has Affinity rules